Cheap Flights from Chicago (CHI) to Xi'an (SIA)

Frequently Asked Questions

• What are the cheapest flights from Chicago to Xi'an (CHI-SIA)?

  Based on Trip.com data, Cathay Pacific offers one-way fares as low as US$725 on Cheapest nonstop routes (e.g. ORD to XIY on Thu, May 14), while Frontier Airlines offers Cheapest nonstop round-trips from US$1,460 departing on Thu, May 14 and returning on Sun, May 17.

• Which airlines offer direct flights from Chicago to Xi'an?

  At the moment, you can catch a nonstop flight from Chicago to Xi'an with the following airlines, including: Cathay Pacific Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Chicago to Xi'an?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Xi'an is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Chicago to Xi'an?

  To find best deals on flights from Chicago to Xi'an, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, May 14, with one-way flights priced at just US$725.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Cathay Pacific.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Xi'an travel is around December.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Chicago (CHI) to Xi'an (SIA) the cheapest?

  The cheapest months to fly from Chicago to Xi'an is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Chicago to Xi'an on?

  After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Chicago to Xi'an on May 28, 2026 with Cathay Pacific, with prices starting at US$1,524.

• Which airports can I fly to for Xi'an from Chicago?

  You can land at any one of the following hubs in Xi'an, with Chicago O'Hare International Airport to Xi'an Xianyang International Airport (ORD-XIY) is by far the most common option on this route: Xi'an Xianyang International Airport (XIY).

• Is there any time difference between Chicago and Xi'an?

  The time difference between Xi'an and Chicago is 14h.

• How do I change or cancel my ticket from Chicago to Xi'an?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.